CVE-2013-4566

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Summary

CVECVE-2013-4566
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-12-12 18:55:10 UTC
Updated2026-04-29 01:13:23 UTC
Descriptionmod_nss 1.0.8 and earlier, when NSSVerifyClient is set to none for the server/vhost context, does not enforce the NSSVerifyClient setting in the directory context, which allows remote attackers to bypass intended access restrictions.

Risk And Classification

Primary CVSS: v2.0 4 from [email protected]

AV:N/AC:H/Au:N/C:P/I:P/A:N

EPSS: 0.001240000 probability, percentile 0.311860000 (date 2026-04-30)

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None

AV:N/AC:H/Au:N/C:P/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mod Nss Project Mod Nss 1.0 All All All
Application Mod Nss Project Mod Nss 1.0.2 All All All
Application Mod Nss Project Mod Nss 1.0.3 All All All
Application Mod Nss Project Mod Nss 1.0.4 All All All
Application Mod Nss Project Mod Nss 1.0.5 All All All
Application Mod Nss Project Mod Nss 1.0.6 All All All
Application Mod Nss Project Mod Nss 1.0.7 All All All
Application Mod Nss Project Mod Nss All All All All
Operating System Redhat Enterprise Linux 5 All All All
Operating System Redhat Enterprise Linux 6.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
1016832 – (CVE-2013-4566) CVE-2013-4566 mod_nss: incorrect handling of NSSVerifyClient in directory context af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
openSUSE-SU-2013:1956-1: moderate: update for apache2-mod_nss af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
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